heart block Flashcards

1
Q

1st degree heart block

A

prolong PR

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2
Q

2nd degree heart block- mobitz I

A

prolonged PR until no P wave

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3
Q

2nd degree heart block- mobitz II

A

dropped QRS is not followed by prolonged PR

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4
Q

3rd degree heart block

A

all atrial activity fails to conduct to the ventricles

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5
Q

symptoms

A

asymptomatic
LBBB- reverse splitting of second sound
RBBB- physiological splitting of second sound

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